Siemens 3TH2031-0BM4 Contactor Relay
SIEMENS 3TH2031-0BM4 CONTACTOR RELAY
The Siemens 3TH2031-0BM4 is a compact and durable contactor relay designed for auxiliary switching applications in control systems. As a predecessor to the Sirius 3RH21 series, this device offers reliable performance and standardized configuration under IEC 60947-5-1 standards.
Manufacturer: Siemens
Type: Contactor Relay
Model: 3TH2031-0BM4
Successor Type: Sirius 3RH21
Size: 0
Designation: Auxiliary Contactor
| Control Supply Voltage | 220 V DC |
| Rated Operating Current | 4 A (230 V AC), 3 A (400 V AC) |
| Auxiliary Contacts | 3 Normally Open, 1 Normally Closed (3NO + 1NC) |
| Identification Number | 31E |
| Standard | IEC 60947-5-1 |
| Protection Class IP | IP20 |
| Operation Ambient Temperature | -25 / 55 °C |
| Dimensions (W x D x H) | 45 x 68 x 48 mm |
